| 摘要 |
<p>A reactor for, and a method of, removing impurities from a liquid, in particular for de-inking, employ a tank within which liquid to be purified is introduced together with a g as or air, a drain for the purified liquid communicating with an outlet of the tank, inlets a t different heights of the tank and connected to the purified liquid outlet and to inlets fo r gas or air and a rotating shaft inside the tank carrying blades at different heights of the tan k at which the liquid together with gas or air is introduced, the blades having heights progres sively increasing towards the lower portion of the tank.</p> |
